אִגֶּרֶת (ʾiggeret) is
a Hebrew noun
meaning letter. It appears
10 times
in 3 books of the Hebrew Bible
(Strong's H107).
Same Hebrew root (TWOT 23b)
Range of meaning (TWOT 23b)letter, letter-missive; epistle
Full entry: Brown-Driver-Briggs and Strong's
אִגֶּ֫רֶתnoun, feminine: letter, letter-missive
letter, letter-missive (late, probably loan-word)
Strong's H107אִגֶּרֶת: an epistle KJV:letter.
Meanings: Brown-Driver-Briggs (1906) and Strong's Hebrew Dictionary (1890), public domain, via the Open Scriptures Hebrew Bible Project (CC BY 4.0). TWOT numbers for reference only.